{"id":231810,"date":"2024-09-27T09:40:46","date_gmt":"2024-09-27T07:40:46","guid":{"rendered":"https:\/\/stapelvanstenen.nl\/live-session-12-plaster\/"},"modified":"2025-09-07T18:29:56","modified_gmt":"2025-09-07T16:29:56","slug":"live-session-12-plaster","status":"publish","type":"post","link":"https:\/\/stapelvanstenen.nl\/en\/live-session-12-plaster\/","title":{"rendered":"Live Session #12 Gypsum"},"content":{"rendered":"\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"live-sessie #12: Gips (seleniet, satijnspaat, Mariaglas, woestijnroos, enz.)\" width=\"640\" height=\"360\" src=\"https:\/\/www.youtube.com\/embed\/LzhUfqiQnt0?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n<p>Recorded live session in which I discuss and demonstrate the diversity of the mineral gypsum. I begin with a brief introduction about properties of gypsum, such as crystal shape, hardness and chemical composition. Then well-known and lesser-known varieties of gypsum pass by: alabaster and serpentine gypsum as solid forms of gypsum; satinspar; ramshorn gypsum; various forms of clear selenite, including twin crystals, Mary glass and selenite from the Netherlands; desert rose as a special growth form of gypsum. I end the session with special selenite crystals with beautiful UV reaction.   <\/p>\n","protected":false},"excerpt":{"rendered":"<p>Recorded live session in which I discuss and demonstrate the diversity of the mineral gypsum. I begin with a brief introduction about properties of gypsum,&hellip;<\/p>\n","protected":false},"author":4,"featured_media":230870,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[709],"tags":[1568,1571,1569,1570,1567,1565,1566],"class_list":["post-231810","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-video-en","tag-alabaster","tag-desert-rose","tag-hose-plaster","tag-maria-glass","tag-plaster","tag-satin-spate","tag-selenite",""],"jetpack_featured_media_url":"https:\/\/stapelvanstenen.nl\/wp-content\/uploads\/2023\/02\/Gips-sessie-12.jpg","_links":{"self":[{"href":"https:\/\/stapelvanstenen.nl\/en\/wp-json\/wp\/v2\/posts\/231810","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/stapelvanstenen.nl\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/stapelvanstenen.nl\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/stapelvanstenen.nl\/en\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/stapelvanstenen.nl\/en\/wp-json\/wp\/v2\/comments?post=231810"}],"version-history":[{"count":1,"href":"https:\/\/stapelvanstenen.nl\/en\/wp-json\/wp\/v2\/posts\/231810\/revisions"}],"predecessor-version":[{"id":240406,"href":"https:\/\/stapelvanstenen.nl\/en\/wp-json\/wp\/v2\/posts\/231810\/revisions\/240406"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/stapelvanstenen.nl\/en\/wp-json\/wp\/v2\/media\/230870"}],"wp:attachment":[{"href":"https:\/\/stapelvanstenen.nl\/en\/wp-json\/wp\/v2\/media?parent=231810"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/stapelvanstenen.nl\/en\/wp-json\/wp\/v2\/categories?post=231810"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/stapelvanstenen.nl\/en\/wp-json\/wp\/v2\/tags?post=231810"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}